Consult with your doctor if you experience recurrent, sudden, severe dizziness or prolonged episodes of dizziness, faintness, lightheadedness or vertigo. 1  Definition. 2  Causes.
Dosage of castor oil for constipation relief. Castor oil is taken internally. According to Dr.Mercola and World Health Organization the castor oil intake should not prevail 0.7 mg/kg body weight per day. It is one tablespoon for adults and one teaspoon for children.
1 Take castor oil in the morning after a good nightâs sleep. 2  Take several small doses (1-1.5 tablespoons) of castor oil 3-4 hours apart rather than one big dose. 3  Add to orange juice in a mason jar and shake vigorously.  Hold your breath or pinch your nose while drinking.